This superfast zoom lens for APS-C cameras features an f/1.8 aperture across a 25.5–60mm full-frame equivalent range. It includes HLA autofocus, an 11-inch minimum focus distance, a control ring, and advanced SLD and aspherical optics for sharp, versatile performance.

This superfast zoom lens for APS-C cameras features an f/1.8 aperture across a 25.5–60mm full-frame equivalent range. It includes HLA autofocus, an 11-inch minimum focus distance, a control ring, and advanced SLD and aspherical optics for sharp, versatile performance.

Sigma introduces a new zoom lens for APS-C mirrorless cameras with an f/1.8 aperture throughout the entire zoom range, the 17-40mm f/1.8 DC Art Lens. Featuring prime-like optical performance and video-friendly design and functionality, its wide-to-normal focal range means a lighter kit bag without surrendering image quality.

APS-C format zoom lens for mirrorless cameras, available for Sony E-mount. Features a constant f/1.8 aperture throughout the zoom range and a 17–40 mm focal length (25.5–60 mm equivalent).
Rating 5 out of 5 stars with 1 review
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.